Check container status before running cron jobs

ckan/etc/periodic/hourly/ckan

@@ -1,4 +1,6 @@
 #!/bin/sh
 
+if docker ps | grep -q 'ckan$'; then
     docker exec ckan paster --plugin=ckan tracking update -c /etc/ckan/ckan.ini >/dev/null
     docker exec ckan paster --plugin=ckan search-index rebuild -r -c /etc/ckan/ckan.ini >/dev/null
+fi

kanboard/etc/periodic/daily/kanboard

@@ -1,3 +1,5 @@
 #!/bin/sh
 
+if docker ps | grep -q 'kanboard$'; then
     docker exec kanboard /srv/kanboard/cli cronjob >/dev/null
+fi

seeddms/etc/periodic/hourly/seeddms

@@ -1,3 +1,5 @@
 #!/bin/sh
 
+if docker ps | grep -q 'seeddms$'; then
     docker exec seeddms "cd /srv/seeddms/www/utils/ && /usr/bin/php indexer.php --config ../conf/settings.xml" >/dev/null
+fi

ushahidi/etc/periodic/15min/ushahidi

@@ -1,6 +1,8 @@
 #!/bin/sh
 
+if docker ps | grep -q 'ushahidi$'; then
     docker exec ushahidi sh -c 'cd /srv/ushahidi/platform && bin/ushahidi dataprovider outgoing' >/dev/null
     docker exec ushahidi sh -c 'cd /srv/ushahidi/platform && bin/ushahidi dataprovider incoming' >/dev/null
     docker exec ushahidi sh -c 'cd /srv/ushahidi/platform && bin/ushahidi savedsearch' >/dev/null
     docker exec ushahidi sh -c 'cd /srv/ushahidi/platform && bin/ushahidi notification queue' >/dev/null
+fi